Home / 119,275.25-178,932.80-55,297.52

Finding the Fourth Proportional to 119,275.25, 178,932.80 and 55,297.52

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Solution

The fourth proportional to 119,275.25, 178,932.80 and 55,297.52 is: 82,955.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,275.25 : 178,932.80 = 55,297.52 : x
  2. Step 2: Convert to fraction form
    119,275.25/178,932.80 = 55,297.52/x
  3. Step 3: Cross multiply
    119,275.25x = 178,932.80 × 55,297.52
  4. Step 4: Simplify right side
    119,275.25x = 9,894,538,915.50
  5. Step 5: Solve for x
    x = 9,894,538,915.50/119,275.25
  6. Step 6: Final answer
    x = 82,955.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.